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.
2
votes
0answers
29 views
Puppet Error: undefined method 'captures'
I posted this question on the networkengineering SE site, but it was determined to be off topic.... blah.
I'm toying with the idea of using puppet for core network device configuration to increase ...
1
vote
0answers
12 views
Cisco Mobility Services Engine need to recompute RF prediction after changing wall layout?
I'm trying to improve the location accuracy of our Cisco MSE. We're using version 7.4.
Whenever I reposition the access points in my map, I am redirected to a waiting screen that says
RF Prediction ...
-2
votes
1answer
32 views
vlans communicate with each other
I am setting up three vlans in a cisco router with the following configurations.
Vlan 10
Subnet: 192.168.1.0/24
Netmask: 255.255.255.0
Gateway: 192.168.1.1
Vlan 20
Subnet: 192.168.2.0/24
Netmask: ...
0
votes
1answer
15 views
Configuring C2950 with 802.1X/PEAP and RADIUS server
I am setting up 802.1X security on a LAN which has a C2950 switch that controls access from the WLAN to the Ethernet LAN. I plan to use PEAP. I read this the Cisco article on configuring 802.1X ...
1
vote
0answers
18 views
Cisco CM — forward single user call after hours
CM 8.6 -- Unity 8.6.
Our CEO wants calls to his extension to forward to the operator extension, after hours.
Do I configure the DN, the device or the user settings in Unity? None? All?
Can this be ...
0
votes
2answers
37 views
Cisco router configuration subnet
I am configuring a router to three different subnet as follow.
Sub1: 192.168.1.1-254
255.255.248.0
Sub2: 192.168.2.1-254
255.255.248.0
Sub3: 192.168.3.1-254
255.255.248.0
In my ...
0
votes
0answers
23 views
Troubles with port forwarding on a Cisco 3745
The guy who setup and handled all the networking stuff at the place I work left the company and I'm trying to make sense of the port forwarding that he setup. I'm not really familiar with Cisco IOS ...
-1
votes
1answer
30 views
Access Control Lists & DHCP
Please take a look at this image right here.
In the image above you can see a virtual netwerk simulation program (CISCO Packet Tracer 6.0) where I'm trying to setup a network and secure it.
However ...
0
votes
0answers
14 views
Cisco RV180W Wifi issue with Apple IOS devices, apparently related to VLAN membership
I have a Cisco RV180W router, running firmware 1.0.1.9. I had problems connecting to it wirelessly from some Apple iOS devices (an iPhone 1 and an iPad 3) until I (after some trial and error) disabled ...
3
votes
0answers
37 views
puppet device fails in the middle of finding facts
I'm in the process of trying to get the 'puppet device' functionality working for configuring cisco switches. What I'm running into is I have a cisco 2960 in the master with a signed certificate. The ...
1
vote
2answers
41 views
Cisco IOS Setting up a password/secret
I'm figuring out the basics to CISCO Ios commands and I am struggling to find out the answer to the following question:
What would provide a better protection when you set up a password to allow ...
-4
votes
2answers
34 views
How to setup a working ACL [closed]
I've been trying to figure out what these ACL's do... I'm pretty new to all of this and experimenting.
I've added a host to access-list 1 and set it so it denies packets.
However, when testing out, ...
-3
votes
0answers
49 views
How to connect 5 different networks together? [closed]
I have a network consisting of three servers in a data center, all of which are connected to each other via a switch.
In addition to this I need this network to access 4 additional networks, most of ...
0
votes
1answer
27 views
RIP v2 summarisation
I am learning ccna, and doing some practice on packet tracer.
I have a simple network with two routers, R0 and R1. They are connected to each other through a serial link (172.16.56.128/30). R0 is ...
0
votes
0answers
18 views
How can I stop a GGP-3 packet attack on a Cisco ASA firewall?
I have recently been having trouble with my server being attacked and so I was advised to get a Cisco firewall installed, which I did, this seemed to help for a while but now I have noticed that on ...
-1
votes
0answers
18 views
Would a Cisco RV042G be powerful enough to service a 60 person office? [duplicate]
We've got a 100mbit fibre coming, with a 40mbit ADSL line for failover and need a simple solution for our office.
We're a web development agency, so our internet connection is well used. That 40mbit ...
1
vote
1answer
18 views
destinantion-based NAT cisco routers
On a Cisco Router I need to translate "NAT" the LAN IP of some PCs based on the destination e.g. Connecting to 172.16.0.0 /24 Transalte to 172.16.0.100 Connecting to 0.0.0.0 0.0.0.0 Translate to ...
0
votes
1answer
66 views
How can I debug Cisco Firewall ASA “Dispatch Unit” very high CPU utilisation from ASDM?
I have recently had my first firewall installed so I am very new to this whole situation. I am finding that Dispatch unit is becoming overloaded and it would appear to be the reason I get serious ...
0
votes
0answers
17 views
Cisco VPDN PPTP server doesn't work after put it into an VRF instance
Originally we have one internet connection for our router which served as a PPTP server at the same time and everything worked well. Recently we got another internet connection, and we want it as a ...
1
vote
2answers
98 views
Extending a PaGP EtherChannel run beyond the maximum ethernet length [closed]
I have an office downstairs which requires approximately 500 feet of cat-5 to reach. We have a basic L2 switch in a closet at the halfway point which acts as a signal booster, and allows us to give ...
1
vote
2answers
50 views
What determines the maximum throughput of a Cisco router?
I'm looking at Cisco's documentation on the issue http://www.cisco.com/web/partners/downloads/765/tools/quickreference/routerperformance.pdf and I'm having a hard time getting the numbers to add up.
...
2
votes
2answers
46 views
Factory Reset Cisco SPA504G without admin password
I've been trying to factory reset some SPA500 phones, specifically the 504G but the old provider has locked out everything.
I need to reset about 50 phones for use with a new service. I've man in the ...
-1
votes
1answer
47 views
Cisco Basic Router Configuration [closed]
I'm pretty new to networking and I've just got started into using cisco packet tracer (a network simulator program).
My topology is basically a router, two switches connected to this router and per ...
7
votes
1answer
192 views
High latency/drops between Cisco switches in two locations. How to troubleshoot?
I'm receiving user complaints about poor network application performance between two parts of a large warehouse facility. The software is a curses-based terminal application running on a Linux server. ...
0
votes
0answers
28 views
Cisco ASA IPSec Mobile VPN Drops After Inactivity
When I connect to my Cisco ASA 5510 via the built in IPSec VPN on my ipad (over both 3G and Wifi) the connection drops without error (the icon just disappears once I go into settings to check on time ...
0
votes
1answer
16 views
OSPF LSA Group Pacing
Is LSA group pacing enabled by default in Cisco IOS or something that needs to be configured under the OSPF process? How do you determine if it is currently enabled or not?
0
votes
1answer
24 views
Limit Cisco IP phone to only one subnet ranges DHCP
We run stretched layer 2 and we have the e911 service setup to correspond for each location. We run different sub-nets for each location as well. I'm wondering if there is a way to limit a users ...
0
votes
1answer
14 views
Cisco unity call manager — personal greeting error enabled
In Unity CM 8.6.1, one user's personal greeting settings show the Error greeting is enabled. I cannot disable it. I also cannot enable the standard greeting. Calls for this one user do not go to voice ...
-2
votes
0answers
31 views
“Lite Touch” Switch Network Deployment Options [closed]
While this is question is not for a typical corporate IT setting, I believe it can be inspired by IT best practices.
OVERVIEW
I am working on a product where every unit we deliver does integrate a ...
2
votes
0answers
30 views
Cisco ASA ipsec vs Anyconnect client issue
So I have an ipad that has a IPSec VPN created, it connects from the outside and I can access my local lan files just fine. Now when I connect with the Cisco AnyConnect client from the same device it ...
1
vote
0answers
25 views
Download Cisco Lightweight AP Image
I currently have a Cisco WLC 2112 and several 1242 lightweight AP's.
Is there any way I can download the IOS image either from the AP's themselves or through the controller?
0
votes
1answer
20 views
Temporarily reduce Cisco trust level
I'm a new network admin and I'm looking through the various config files we have in our routers/switches/asa. I'm wondering if there is a way to lower trust level that my login has from 15 to ...
0
votes
2answers
48 views
Cisco Archiving of Logs - Rebooting device resets file count but doesn't remove files
We are using the cisco IOS feature of configuration archiving and it has been very useful.
One thing we are finding is that we have set the maximum file count to 14, which is fine.
Except when we ...
0
votes
1answer
14 views
Cisco IPSec VPN: Multiple address ranges for crypto map?
I'm setting up an IPSec VPN using a Cisco router. The relevant part of the config:
crypto map MYVPN 10 ipsec-isakmp
set peer 173.1.2.3
set transform-set my-transform
set pfs group2
match ...
0
votes
0answers
19 views
IPSec configuration between a (Cisco) routed network and a (Racoon) NATed network?
I am trying to set up the following WAN configuration:
Both interfaces on the router at the datacenter connect to public networks. However, our office is behind a standard cable modem and is ...
0
votes
0answers
27 views
Networking with Python: No response from IP Phone [migrated]
I'm an Automation Developer and lately I've taken it upon myself to control an IP Phone on my desk (Cisco 7940).
I have a third party application that can control the IP phone with SCCP (Skinny) ...
0
votes
2answers
42 views
Cisco ASA5505, packet trace shows bootps and bootpc traffic is dropped on DMZ interface
As the title already states, I have a problem getting DHCPd working on the Cisco ASA5505 version 7.2 with ADSM 5.2 with the basic license. Its an older one I know, and every time I tend to forget how ...
6
votes
1answer
72 views
How do I configure NAT rules when using ASA IP-SLA when leveraging post-ASA-8.3 NAT syntax?
We are currently running ASA9 at a location with redundant ip connectivity. We'd love to configure ip sla so that internet access survives a single carrier outage. I'm aware of the ip sla commands, ...
1
vote
3answers
61 views
Cisco ASA Route command
I'm trying to route connections that are going outbound from my private network to an external IP via another host that is on my internal network.
Should the following work?
For example: External ...
0
votes
1answer
45 views
Cisco 7200 VXR - BGP Cache Corruption?
We are running an old Cisco 7200 VXR router as our border router and lately have had issues with sites failing to resolve. A manual BGP reset on this router resolves all of our problems.
I'm fearing ...
1
vote
1answer
29 views
How do you know the exit status of commands in cisco switch?
In Unix, if we do echo $?, it shows the status of the last command executed.
Where $? holds the value 0 or 1:
0 implies success
1 implies failure
But how can we know the status of a command ...
0
votes
1answer
38 views
Cisco ASA 5520 is missing management interface
The ASA 5520 show version shows the following
Cisco Adaptive Security Appliance Software Version 8.4(2)
System image file is "Unknown, monitor mode tftp booted image"
Config file at boot was ...
0
votes
0answers
84 views
80% packet loss in ping test
Well a bit of an introduction, I'm now having a task to setup a network service with a router, a switch and 5 VMs. The router is use to separate private network and public network. Since the router ...
0
votes
1answer
38 views
Cisco MOTD from external source
Is it possible to have the MOTD Banner set from an external source while maintaining a hard coded value (if present)? Possibly like a TFTP server?
Only way I have ever seen this done is via it being ...
0
votes
1answer
63 views
Is it possible to log Active Directory users internet activity on a Cisco Firewall-IOS router?
We are looking at replacing our Forefront TMG server with a combination Cisco ISE VMware instance and hopefully an Active Directory integration with our edge router. We need to log all authenticated ...
2
votes
6answers
84 views
Wireshark Capture Between Two Routers
How would one go about capturing OSPF traffic in Wireshark between two routers?
I'm looking to do something like this:
[RTR A] - - - [LAPTOP] - - - [RTR B]
0
votes
2answers
48 views
Looking for Cisco router/switch logs that would be related to an outage
I have a main router with several other switches connected to it. The network went down and when I consoled the main router, it was sluggish. Rebooted it, but once the interfaces where the other ...
2
votes
2answers
91 views
Cleanest, quickest way to generate a Cisco VPN .pcf file?
What's the most efficient way to generate Cisco VPN .pcf files for distribution to end-users? This is for ASA 5500-series firewalls.
Coming from a Mac workstation, I no longer have access to a ...
0
votes
0answers
23 views
Forwarding DNS requests
How to forward DNS requests (or any requests on port 53) on Cisco Router (for example Cisco 2811)?
0
votes
2answers
45 views
Cisco SFP for single-strand single mode connection over 10km
Is it possible using only Cisco equipment to link two sites approximately 15km apart using only one single mode fiber strand.
