Cisco is a major provider of switches and routers to most medium and large companies. Cisco devices often run IOS or NX-OS. This is a generic tag to be used when no more specific tags are available. See the partial list of tags in the full Tag Wiki.

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4 views

Opennms - Physical interface update on Cisco Switches

I'm using opennms version 16.0.2-1 on ubuntu server 14.04 LTS. I'm configuring some cisco switches to send traps to openms. The traps are notified to events in opennms, if i put a physical ...
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24 views

IPSec Connection established but no IP-Traffic going through with OS X client [on hold]

Please leave an explanation in the comments section if you feel like down voting this question so I can fix it. Thank you! I've got a problem that's driving me nuts! I'm at my girlfriend's house here ...
0
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1answer
14 views

Cisco arp inspection in 'log only' mode

Is there a ready way to enable Dynamic Arp Inspection (DAI) without having it in blocking mode to begin with? Failing that is there a good way to gather arp statistics from each interface over a ...
0
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1answer
13 views

D-link DAP-2695 VLAN configuration

Well... I thought I had this all figured out... I am essentially reopening this same question I had 2 years ago (Reference: D-link DAP-2590 VLAN configuration) I got it all figured out back then and ...
4
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1answer
39 views

Cisco Catalyst 2960 Switches - Can I reverse the air flow?

I have some equipment that will be moved to a new datacenter soon. At the current datacenter, the switches are mounted in the back of the racks so the air flow for the switches is reverse in ...
0
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1answer
11 views

C891FW-E-K9 Memory upgrade

I have a C891FW-E-K9 ISR with ios c800-universalk9-mz.SPA.154-3.M-2. From what I can gather, the memory requirements for that image is 512MB but from "show version" my router seems to only have 384MB ...
0
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1answer
11 views

FusionPBX Failed(405) on Cisco 303 IP phone

Since yesterday, my phone started throwing a Failed(405) error when trying to register to a FusionPBX server. I have tried resetting to factory settings and reinstalling the FusionPBX server on ...
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0answers
10 views

Cisco 1941 HWIC Prohibitions

I recently upgraded our Cisco 1941/K9 router (see figure 4 here) to include an additional HWIC (HWIC-2FE) without issue. During my research for an applicable module to provision the necessary ports I ...
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6 views

cisco UCS UCSM xterm vt100 error when connecting to IOM, how do I change term type?

I know this is no big issue but it just annoys me. I have UCM pair, when connected to A I can connect through to local IOMs with no issue but when connected to UCM-B if I jump to one it's IOMs I get ...
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46 views

Cisco 3120 blade switch does not boot after power outage

We use a Cisco WS-CBS3120G-S in a HP BladeCenter. After a power outage, the switch will not boot anymore. The switch dose not output anything on serial console. The LEDs SYST, STCK and active (under ...
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2answers
17 views

Eigrp topology table

This is a cisco networking question does Eigrp topology table contains the entire network topology on it's database! I am a bit confused in this, can someone let me know! thank you
0
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1answer
27 views

PPTP + LAN = Maybe?

This has been someone answered in another question but the question was never answered. I've successfully set up a PPTP server at my work, and while I understand the whole point of PPTP is ...
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0answers
13 views

Trouble setting up MACBook to Cisco RV042 VPN

I am trying to create a VPN connection from a MacBook Pro running OS X 10.9.5 to a Cisco RV 042 Firewall/Router. Using the MacBook Pro built in VPN client software. I have exported the client ...
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0answers
26 views

Load Balancer Loop Through

I have a Cisco ASA which is currently load balancing a number of web applications. We are preparing to bring a new application online that is an API that is going to be referenced by one or more of ...
0
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1answer
11 views

MCU packet capture

I am trying to do a packet capture of a video conference hosted with CISCO [Codian] MCU. The instructions for capturing SIP packets with Wireshark are available. I also configured MCU to accept SIP ...
0
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1answer
79 views

Cisco ASA 5550 rebooted itself, logs cleared

we had Cisco ASA5550 in Active/standby mode which worked without any issue for over 1 year. Recently, we started having issue where the VPN tunnels would drop to sites and have internet outages. We ...
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1answer
43 views

Why would a network resolve some sites and not resolve other sites?

Win 8.1, IE 11 I recently made some changes to my internal network and suddenly attempts to access Bing are giving an error. My network is: When I connect either wired or wireless to the wireless ...
-3
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1answer
18 views

configuring cisco switch sg-300 20 can't change vlan name

I have this very strange issue. Not a biggy because I can do it using the GUI but it still drive me nuts. Just out of curiosity whether anyone has been through this and know the answer to it. It's ...
0
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1answer
30 views

vlan tagging between l3 and l2 switches

I have three layer 2 swtiches, and 2 layer 3 switches. g40 on layer 3 switch (which is used to talk to a Layer2 dell switch). Is currently set up as an access port. I have a series of access points ...
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0answers
22 views

IOS FlexVPN client keeping create child SA every 60s?

I got a flexvpn client with sVTI tunnel interface, but it keeps creating child sa every 60s, like below. The VPN server is a linux Strongswan box, the config works fine in IOS 15.3 but not 15.4+. Any ...
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1answer
38 views

Dynamic NAT configuration

I am using two routers and one host (computer), I connected fast Ethernet 0/1 of router A with the host and fa0/0 of the router A with the router B I have configured gateway as last resort on both ...
0
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0answers
19 views

VLAN Mapping on Brocade

We are moving from a Cisco 6509 to a Brocade 6650 for our core router. Some of our traffic is trunked through a link that belongs to someone else and they said we can only use VLANs 909-912. Our ...
2
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0answers
80 views

ASA 5505: How do I access the DMZ web server from the inside using the public IP?

We are using a 5505 ASA Sec+ (8.2). There are three interfaces: inside (172.17.0.0/24), dmz (172.16.0.0/24) and outside (1.2.3.4 for the example). There are static NAT rules set up translating ...
1
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1answer
31 views

Cisco Router NAT does not work

I have an active internet connection from provider on festethernret0 and also have vlan1. I need to have an internet connection from festethernret0 to my vlan1. I am doing it this way: access-list 2 ...
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0answers
25 views

CISCO - organize NAT with 2 WANs, 2VLANs and failover (using PBR / ip SLA )?

We have a CISCO 800 series connected to 2 WAN channels, and 2 VLANs. The idea is to have VLAN1 always use WAN1 channel, and VLAN2 use WAN2 channel, but in case of connectivity failure switch to a ...
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0answers
19 views

Cisco SF500-24P Image Upgrade to 14088 fails

I try to upgrade the system to 1.4.0.88 and it fails with error Status: Copy failed Error Message: Copy: SW code file is over sized I am using HTTP for the upgrade. Any suggestions?
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0answers
37 views

Cannot ping gateway (Intervlan routing)

I have two switchs cisco 2960 (sw-120 and IDF1-SW) and router cisco 1841 (IDF1-R). fa0/24 at sw-120 connected via fa0/7 at IDF1-SW fa0/1 and fa0/24 at IDF1-SW switched to trunk mode fa0/24 at ...
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0answers
21 views

CISCO IOS NAT existing network into VPN private IP address

I have a CISCO IOS router with two interface, int0 for internal network and int1 for internet. I have site-to-site VPN as below and wondering how can I configure NAT. [192.168.1.0/24] = existing ...
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0answers
19 views

LACP between 3 vendor switch stacks

i have 3 vendors: Dell, HP and Cisco and their switches: Dell 8132F HP A5120 Cisco 2960-S On every pair of switches is defined stack: Dell = Peer-link (MLAG, not really a stack) HP = IRF Cisco = ...
1
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1answer
26 views

VPN Tunnel Migration

I need to do a VPN tunnel migration from 1 Cisco Asa to another one on 20 remote routers. I wrote a little script that can automaticaly migrate the routers to the new ASA. However, when I run this ...
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0answers
16 views

Why two network with NAToverload not communicate?

I have two private networks: 192.168.1.0 192.168.2.0 These networks communicate with each other via static routing, but when I set up the NAT overload, they don't communicate. Why? I examined the ...
2
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1answer
52 views

OSPF among Cisco and Juniper

Below are snippets of ospf configs among Cisco and Juniper devices. However, not all are seeing each other in "show ip ospf", especially the redistributed routes into ospf. I'm sure the router id(s) ...
0
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1answer
22 views

Port Forwarding with Cisco SR520 IOS

I've been tasked with setting up port forwarding for access to remote desktop on a server. I'm having trouble making it work. Server IP 192.168.1.20, port 3389 The router is a Cisco SR520. It is ...
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0answers
13 views

CISCO 887va-w-e-k9 Configuration

I am trying to configure a CISCO router using the GUI. When I click on WiFi, CISCO remains stuck with the message, "Obtaining connection details of Wi-Fi interfaces". What am I missing?
0
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1answer
39 views

Cisco 2621XM Configuration with Comcast Business Modem

I have a Cisco 2620xm router that I have ran into trouble getting it to connect to a comcast modem/gateway for internet service. The router and modem used by Comcast is a DPC3... The interfaces on the ...
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0answers
22 views

Update Cisco 3750 for BGP

I have a Cisco 3750 switch that I use at my data center w/ a failover switch as well. Currently getting a blended bandwidth from the data center instead of BGP. From time to time I'll have them update ...
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0answers
22 views

Ucce 8.5 ICM - How to extract SIP Header in ICM script

We are collecting the sip headers from CVP Ops console. We are setting variables using the mid(call.sipheader,Startlocation,Length) If the string length changes, the values are not correct. Is ...
1
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1answer
55 views

Reasons for missing network access on Cisco switch

I'm having problems with a Cisco Catalyst 2950 switch, specifically I'm unable to connect to the router/get internet access through it. The setup is as follows: WAN connected to Router (MikroTIK ...
1
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2answers
64 views

Is it possible to make a connection between a Linux router and AWS Direct Connect without the need of physical hardware?

We bought one Amazon Direct Connect leased line to connect our datacenter to Amazon EC2 instances. Amazon has configurations for Cisco or Juniper Hardware ...
1
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1answer
26 views

CISCO ASA: Add specific command to a privilege level

i am facing the following issue, created a new account with a "read-only" access on a CISCO ASA 5510. This account will be used in a script that will back up the running-config of the ASA. the ...
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0answers
52 views

Cisco 2801 Router ADSL Config

I haven't done a Cisco configuration from scratch before but I'm trying to get familiar. I've only made adjustments previously. That said, I'm trying to diagnose a problem with using my Cisco 2801 ...
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0answers
28 views

Creating Wireless Hotspot in Cisco Wireless Setup

I have a Cisco wireless setup (having controller, AAA server and access points) in my office. I want to setup Hotspot in one of my office location ( like the Airport Hotspot solution, where you can ...
3
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1answer
82 views

Cisco switch: Trunk port MAC address disppearing from MAC address table

I have users complaining of slowness on their machines but we can't find anything specific (ping tests, etc). I'm trying to rule out the connection between the switch they're plugged into (3560) and ...
1
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1answer
30 views

CISCO SSL VPN (multiple Sites) [closed]

I'm having a small issues and I'm sure it's NAT related. Our Users connect to SSL VPN in Ft. Worth. We also have a site up in Dallas. There is a current Site to Site connection there with full ...
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0answers
22 views

Clear interface config using macro and range in cisco

I want to write macro which than i will apply to interface range and clear to default interface configuration in that range. Is it possible?
0
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1answer
50 views

Low TCP down speed on network interface

We have HP Proliant ML370 G6 server with 4 gigabit ports on it. 3 ports work well, but 1 (LAN1) cuts TCP Down traffic. TCP Up and UDP is ok. Here is the speed test result. Here is the windows monitor ...
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0answers
18 views

Cisco VPN - second network

I am having trouble getting a additional inside network working on my VPN connection. I have working a VPN connection between my inside network on 10.10.20.0 and my peer. I want to connect my ...
1
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1answer
73 views

Download startup config from Cisco device using SCP

I can successfully download the config from Juniper network devices using SCP - I'd like to do the same for a Cisco router. SSH access is already working, and I've enabled SCP using ip scp server ...
0
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2answers
86 views

Cisco - LACP between two Catalyst switches (trunk links)

So I just put up a LACP between two Cisco catalyst switches. Snippets of configuration are as following: [3550 switch - port 22 and 23 are connected to 2950 and 24 is to router] interface ...
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0answers
28 views

Remote WOL over CISCO/FW not Forwarding

I'm trying to accomplish a Wake-on-LAN by triggering the two servers' public IP addresses. Internally, the WOL works like a charm (by either the internal or external IP), externally however, it does ...