Tagged Questions

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.

learn more… | top users | synonyms

1
vote
2answers
605 views

Split horizon, route filtering, and having RIPv2 announce a non-attached route to host

Routers A, B & C live at 10.1.1.1, 10.1.1.2 and 10.1.1.3 on a /24 metro Ethernet subnet. Each router also has its own private subnet on another interface. Router B's private subnet links thru a ...
2
votes
2answers
2k views

Cisco router and switch configuration

I want to configure a Cisco 2600 series router to be DHCP server. To the ethernet port i want to connect a Cisco Catalyst 2900XL 24 ports switch, in this switch i want to connect a computer in port ...
2
votes
3answers
2k views

Help me with my Cisco ios config

I'm setting up a cisco 881 (this is my first ios device) I got everything working the way i want except port forwarding im trying forward all incoming port 80 traffic to 10.10.10.60 and I don't see ...
5
votes
1answer
504 views

Setting spanning tree link “priorities” in Cisco switches

I've got a pair of C2960G-48 switches (running IOS 12.2(46)SE, if it makes a difference) with redundant trunks in place. On these switches there are a bunch of VLANs that carry quite heavy traffic at ...
0
votes
2answers
463 views

output my Cisco 881 config

how does one "print" the startup config or running config. also what is the best way to import config you have stored as a text file?
0
votes
2answers
2k views

Setup Cisco IOS Static NAT

I'm trying to allow access to a printer on a separate LAN in the same building. I have control over only one of the networks... My attempt at not using another router failed see here. I now have a ...
0
votes
1answer
901 views

Configuration of Switch Module (WIC) on Cisco 3800

I have a 4 port module in my 3800 router, an HWIC-4ESW, that acts like a switch. I can configure IPs on each port if I do something like the following: conf t int F1/1 switchport access vlan 20 ...
1
vote
4answers
2k views

How do I find out what the WIC Model is from CISCO IOS?

How do I find out what the model number of a WIC is with an IOS command? In show interface all I get is 'Hardware is Fast Ethernet', I don't see anything under 'show hardware' either...
2
votes
3answers
540 views

*nix shell with IOS style completion?

Is there a Linux shell that will let you type less than full commands as you can with Cisco IOS, at least for the first command (and not its arguments)? I haven't really thought enough if this is ...
1
vote
1answer
5k views

Best way to view Cisco config file?

I just copied the config of our PIX 515 over to a TFTP server. I'm going to need to make some edits to this file before copying it down to a duplicate 515 device. Currently, I'm viewing the config on ...
2
votes
2answers
1k views

Using EIGRP to Advertise a VPN Tunnel Route

I have several routers all connected via a MPLS netowrk and one that is not. The one that is not part of the MPLS network is connected to one that is via a VPN tunnel. All the routers on the MPLS ...
0
votes
1answer
441 views

Cisco / IOS Priority of VPN Tunnels vs EIGRP Routes

If I have two interfaces, one which gets its networks from EIGRP, and another that is an internet connection with VPN tunnels. If the same network exists for match address of the VPN tunnels and an ...
2
votes
2answers
2k views

Route-Map vs ACL for Cisco NAT

Is there pros and cons of using route-maps vs access-lists for network address translation on a cisco router?
0
votes
2answers
3k views

ssh into Cisco router not working

On a 2800 series router, I used to be able to ssh in via two public interfaces, but now I can't seem to. One of these two public interfaces has an ACL, the other currently doesn't. When I ssh to the ...
0
votes
4answers
7k views

Cisco AnyConnect on IOS 12.4(20)T

There are plenty of tutorials on setting up AnyConnect on an ASA unit, and a handful of links noting that IOS 12.4(15) and later support AnyConnect, but I can't seem to find any good documentation ...
1
vote
1answer
157 views

Does Removing a WIC from a Cisco router ever effect the Saved Configuration?

If I: Shutdown a Cisco Router Remove a WIC and put in a new one of a different type. Boot the router and configure the new WIC just to test it, and don't 'copy run start' Shutdown the router and put ...
0
votes
1answer
3k views

Cisco SNMP OID for track/SLA monitor

I have Cisco 3600 router, and a few SLA monitors configured. Based on these monitors, I make a decision where to route users (basically a failover). It works very smooth and nice, to the point where ...
0
votes
1answer
1k views

IOS: tie SNMP v3 credentials to TACACS or RADIUS?

On Cisco IOS, I'm looking at moving from SNMP v1/2 to v3, which means separate user/password credentials instead of just community strings. Is it possible to have those user credentials pulled from, ...
3
votes
5answers
6k views

Is there a command in Cisco IOS to show all routes tagged with a specific tag?

In Cisco IOS, if I have a route-map entry as follows: route-map redistribute deny 10 match tag 65000 100 ! Is there a 'show' command that will give me a list of all routes that will match that ...
4
votes
6answers
1k views

Cisco vs Everything else

A huge debate raged when we were setting up a new phone system. The guys doing the install did not believe in paying high prices for Cisco gear when they could do the same things with lower priced ...
1
vote
3answers
322 views

Do you actually keep IOS up to date?

In quite a few environments I see Cisco hardware treated as 'set it and forget it'. Many admins just don't even think about updating IOS. If you look in places like Packstorm or Bugtraq, some months ...