The operating system used on the majority of Cisco's routers and switches; a package of routing, switching, internetworking and telecommunications functions tightly integrated with a multitasking operating system. For Apple's mobile device OS, use apple-ios.

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94 views

Nginx with http2 and ios WKWebView

We are running nginx on a debian system as our loadbalancer nginx version: nginx/1.9.10 built with OpenSSL 1.0.2e 3 Dec 2015 (running with OpenSSL 1.0.2g 1 Mar 2016) We had http2 activated in our ...
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1answer
105 views

How can we better pinpoint instability issues on our network?

We have a medium-sized network of 600 users, all on Cisco switches. Where the users are allowed to plug in routers, etc. on the endpoints, so that they can use wireless and/or multiple devices in ...
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1answer
301 views

iPhone loads Wi-Fi captive portal page over 3G (iOS 6)

I've made a captive portal using iptables NAT redirection and white-listed MACs. This works nicely, and iDevices pop up my login/terms page after association. However, I've noticed that when 3G is ...
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1answer
3k views

Cisco - Port's configured trust state is now operational

I am looking at a Cisco switch's log at work and am a bit confused by how verbose it can be at times. For instance, we use automatic QoS here and I often see this when phones are plugged: Mar 18 15:...
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1answer
983 views

How to redirect Cisco IOS's show output to HTTP URL?

I found there's a redirect output modifier of Cisco IOS ( version 12.2(53)SE1 ), and there's http: URI support: #sh version | redirect ? flash: Uniform Resource Locator ftp: Uniform Resource ...
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933 views

Cisco IOS, Multiple WAN & Port Forwards (Outside -> Inside PAT)

I have been trying to work out how to accomplish PATing from Outside to Inside on a Cisco IOS router, in this case specifically a Cisco 2901 running IOS Version 15.1(4)M1. Firstly, the problem I am ...
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1answer
327 views

c7200 IOS 15.x-x NAT/PAT issue

My problem may be just finger trouble, but after fighting with this for a day on what should have taken 5mins, I am getting fustrated. I am not Cisco Certified at any level, just a fair amount of ...
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1answer
180 views

Filter OSPF routes redistributed by BGP

I am redistributing OSPF routes inside a network, through BGP. However I don't want to redistribute all the advertised routes from OSPF (specificaly the private networks) to the outside of the AS. How ...
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1answer
193 views

Cisco IOS Show | Filter | redirect

I am new to Cisco IOS and I have one question that I have come across. Please reference this thread. Reference The answer to that thread states that in Cisco IOS you can run a command, filter it down ...
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1answer
1k views

Cisco 887VA Port Forwarding Not Working

I have a Cisco 887VA connected to our BT Business Broadband line. We also have another modem on a seperate connection which also handles our DHCP. The Cisco is plugged into our network switch, as is ...
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1answer
375 views

MDM Server Apple Certificate: Certificate Signature Verification failed

I want to create a MDM server to manage my iOS devices. I have enrolled in iOS Enterprise Developer program. And executed the following openSSL commands "1. Creating Certificate Authority (CA)" ...
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1answer
261 views

Route maps on dual homed Cisco router

I have a Cisco 1801 on a remote site with dual WAN connections, with route maps to correctly NAT depending on which interface the traffic leaves via. I use IP SLA to adjust the default route from the ...
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1answer
295 views

EasyVPN vs Site to Site VPN bandwidth use

We have recently switched from site-to-site VPNs to EasyVPNs. At around the same time, we noticed increased bandwidth use. Does anyone know whether these two VPN methods use noticeably different ...
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1answer
71 views

dot3StatsDuplexStatus not firing from Cisco Switch

Anyone have any luck with this Trap dot3StatsDuplexStatus OID = 1.3.6.1.2.1.10.7.2.1.19 I am able to test the OID by doing an SNMP walk which shows the correct information, however no Traps are ever ...
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0answers
146 views

IOS QOS service policy pass-through on a tunnel interface

I have some SIP phones on one network that go through an IPIP tunnel to get to the server. I've setup QOS rules to watch for appropriate VOIP traffic as follows: class-map match-any class-voice ...
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0answers
555 views

strongSwan 4.5.2 with iOS and Mavericks, Connection Troubles

I am having trouble configuring strongSwan 4.5.2 to work with iOS 7 and OS X Mavericks. I have followed these two guides, but am still encountering problems. http://teebeenator.blogspot.com/2013/06/...
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0answers
90 views

Nginx - SSL forward secrecy and iOS9 support

I'm trying to bring a couple of Linux web servers into line with the current recommendations for SSL - in particular for allowing iOS9 to connect. One server is CentOS 7, the other CentOS 6.4. I have ...
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0answers
137 views

APN fails for Apple Profile Manager

We have a new Mac on which we configured profile manager from scratch. Were trying to use it as an MDM to push profile settings over the WAN. I have obtained an APN certificate and the server is using ...
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0answers
416 views

Is it possible to embed TCL directly into a Cisco startup-config?

Is it possible to embed TCL directly into a Cisco startup-config? From the (lack of) information I'm finding, it doesn't look do-able. I have a tool that generates Cisco configurations based on some ...
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0answers
27 views

Does Rabbitmq support Elliptic Curve Encryption?

I am using rabbitmq for chat. I have already installed the ssl on machine, which work fine for Android platform, but iOS broker not able to establish connection with machine and always show SSL ...
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0answers
35 views

Windows Server DNS Issue - Apple iOS fails with Server2008 r2

We have a peculiar issue in that our company ipads cannot resolve DNS correctly when pointing to server 2008 r2 with the DNS role. They are however, resolving correctly when targeting server 2012 with ...
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0answers
145 views

Linphone iOS behind CGNAT sets wrong Contact Header

We are using Linphone client on iOS over Verizon network. Our client sends wrong IP address on Contact header at 200 OK message as a response to INVITE message from Asterisk. SIP trace Our client's ...
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0answers
64 views

Proper NAT/routing configuration for device-wide iON VPN (using NETunnelProviderManager)

I am trying to set up a VPN server environment to work with the test program provided by Apple called SimpleTunneler, which uses NETUnnelProviderManager introduced in iOS 9.0. For the server portion I ...
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0answers
316 views

CentOS + strongswan + iOS VPN API, hal

I'm trying to setup StrongSwan on CentOS for iOS with VPN API. This API uses IKEv2 protocol. Here is my logs + configuration files. When i press connect in iOS device it's getting off in a few moments....
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172 views

VTP trunking not working for Cisco 4948 switch

I'm adding a new Cisco 4948 switch to an existing network that has a bunch of 3500 series switches already configured and working. I've verified the VTP domain and password are identical, tried ...
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0answers
91 views

How can one determine what Kerberos key encryption algorithms are supported on a Cisco IOS device?

When attempting to load an SRVTAB over TFTP, I receive an "Unsupported keytype" error: abc(config)#kerberos srvtab remote 1.2.3.4 abc.srvtab Loading abc.srvtab from 1.2.3.4 (via Vlan123): ! [OK - 121 ...
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176 views

Access Server 2008R2 RemoteApp with MS iOS RDP App without RD Web Access

Is it possible to connect to a Server 2008 R2 RemoteApp using the iOS Microsoft Remote Desktop App v8.0.9, across LAN and VPN, with only the RD Session Host service installed? That is, without RD Web ...
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0answers
519 views

Trying to change a custom VPN port back to the original on Fortigate 40C

We recently changed our firewall and bought a Fortigate 40C device. We wanted to use our old VPN settings. The Fortigate support technician told us that this model was new and he didn't know it in ...
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0answers
2k views

Cannot access L2L VPN from RA VPN connected client on Cisco ASA 5510

We have a Cisco 1921 router running IOS 15.1 at one of our branches which is connected via a L2L IPsec VPN to a ASA5510 running ASA 7.2 at our headquarters. The ASA also provides IPSec Remote Access ...
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314 views

How do get multicast to work on a Cisco AP1240?

I have a Cisco AP1142N in standalone mode acting as a simple AP. On the wired segment of the LAN, there is an Apple TV that is used to mirror laptop screens to a large TV screen. As long as clients ...
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415 views

Tool to parse Dell PowerConnect switch configs to make them more readable and diff friendly

I've been working with many Dell PowerConnect switch configurations over the years, and even though their configuration console is quite IOS like, it doesn't manage configuration statements the same ...
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0answers
1k views

Max STP instances reached on Cisco 2950 despite not actively using 64

I have a Cisco 5505 switch running CatOS connected to a number of Cisco 2950 switches running IOS. The 5505 switch supports a large number of vlans (I'm guessing 1005), yet the 2950s only support a ...
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16 views

Parse server on AWS ElasticBeanStalk does not stream .mp4 PFFile to iOS AVPlayer and Safari?

Parse server hosted on AWS ElasticBeanStalk(deployed with AWS button) cannot stream .mp4 PFFile saved in mongodb on AWS EC2 (EBS) to iOS AVPlayer and Safari browser. Video plays on Chrome browser but ...
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0answers
10 views

Logging NAT translation errors on Cisco IOS router? (port scanning, bogus 'established' packets)

We have a NAT setup with port mappings to internal Webservers and DNS servers. If someone tries to connect, say, to port 22 (SSH), then those packets are dropped simply because there is no static NAT ...
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0answers
21 views

iPad: Unable to connect to a Wi-Fi without internet

I'm currently developing an embedded system hosting a web-server and working as an Access Point. The web server is needed to configure the embedded system using a tablet. Here is the configuration ...
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0answers
40 views

IIS ssl not working on osx/ios safari video stream

My IIS8.5-server is reverse proxying to my server which is streaming a video from database. My video streams fine on https with chrome, and i have enabled partial content accept ranges on my server. ...
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0answers
30 views

IOS + StrongSwan + Windows RADIUS (NAP)

We've got Windows NAP, Windows Certification Services and many kind of clients wich uses Windows, android, OS X and iOS. All clients have certificates issued Windows CA, and I need that they connect ...
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0answers
39 views

iOS ipsec vpn configuration to bypass private ips (lan ips) being routed on vpn tunnel

I am using an ipsec based vpn configuration profile to connect a number of devices on my network to a remote strongswan based vpn server using certificate based authentication and connect on demand. ...
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0answers
80 views

Getting NETunnelProviderManager to work in Per-App VPN mode

I am trying to experiment with the custom VPN support added in iOS 9.0, in particular the class NETunnelProviderManager. I have gotten the "routing by destination IP" mode working somewhat, and now ...
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0answers
21 views

Cisco 1921 ISR K9 with Cisco 2620xm failover

I have a Cisco 1921 ISR and a Cisco 2600 Router (2620xm). The C1921 is the primary router on the corporate network. I would like the Cisco 2600 to connect to a module on the C1921 and provide 2 ...
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0answers
91 views

softhether VPN server: PPP server not responding

I've created a Softether VPN server on a VPS. Connecting works great (over L2TP) but when I lock my iPhone (and wifi/4G gets disconnected) it sometimes doesn't reconnect. I then get this error message ...
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0answers
28 views

view the maximum equal cost paths configured for OSPF

How do you check if the maximum number of equal cost paths has been modified (with the (config-router)# maximum-paths command)? Is the only way by viewing the running configuration? show ip ospf ...
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0answers
10 views

RADIUS for unique hotspot and iOS clients?

Sorry if stupid questions. I need to be certain. Is Radius needed for a hotspot captive portal, where no login is needed, and which is unique (one only router) ? Is Radiys involved in another thing ...
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0answers
268 views

Captive HotSpot, Apple login callback issue

For some days I have been building a Wifi captive hotspot, from scratch. My question concerns Apple. It is working 90%: when I join my Wifi hotspot, the device (iPhone, iPad, Mac) displays a 'fake ...
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0answers
1k views

Unable to communicate with web proxy server on iOS

I am following the instructions on how to use a HTTP proxy with an iPhone, however I appear unable to communicate with the HTTP proxy. I have configured the settings in my phone correctly to use the ...
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0answers
306 views

Cisco 861 - Unable to traceroute

I'm having an issue with my Cisco 861. I'm unable to traceroute to any ip address from the router, even the next hop. Can anyone suggest possible causes. Apologies for the censoring but I won't take ...
0
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0answers
306 views

Site-to-Site VPN not connecting with Cisco 877

I can't seem to get the VPN connection going with my 877. I have an old IOS (12.4) but it looks to me like all the pieces are there. I have compared this config against the Azure-provided (albeit ...
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0answers
645 views

Cisco 1841 - Acting as a PPPoE terminator?

We have 2x Fortigate 200B firewalls that we wish to operate in Active/Active HA mode - though, obviously, they cannot do this with PPPoE/DHCP enabled on the externally facing interfaces. To overcome ...
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0answers
218 views

Cisco 1602: rewriting startup-config from terminal

How do I rewrite startup-config on a Cisco 1602 router without affecting the running-config? Outgoing connections from the router (scp, http) are not allowed. I'm not connected to the serial port, ...
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0answers
1k views

Strongswan ipsec <--> iPhone, can't access LAN

I'm trying to connect to my LAN with iPhone, using Cisco IPsec VPN connection. I can connect to VPN, but I can't access any LAN devices. Hardware/Software: Strongswan 5.0.4, running on router - ...