Switching

Hi ,Pc is not getting ip address .In the wireshark capture  DHCP serve giving 'NAK ' . This started to happen after replacing cisco switches Thanks 

Hi everyone,i have a doubt if these rules applied in the same router? ip nat inside source static udp 192.168.1.1 5060 10.1.1.1 5060 extendibleip nat inside source static udp 10.1.1.1 5060 192.168.1.1 5060 extendible  i create a loop?

Hello all,I have a question just a little confused about something, i haven't worked on the network yet (just started my new job on monday). The network I will be troubleshooting once i get the call sometime today has 3 GGM routers each connected to ...

HiI have cisco router 2600 which is confirgure as ntp master . L3 swtich is connected and one ip confirgured on it which is default gateway of every host in network . cisco L3 switch 3750 is connect to two cisco switch 2960 and that 2960 is connect t...

 we have one production switch 2960 running, I want to test connectivity of console cableI plug my console cable to switch 2960 console port, the other side into my windows 7 network port(which i use to connect to switch normally), I then run putty s...

I've just installed 19 new 2702 APs, and for reasons I can't figure out, my core switch can't settle on an ARP entry for any of them. My core switch is also the DHCP network for this vlan (253). For example one APs ARP entries look like this: Interne...

I have been assigned the task to replace a faulty ESP-5 module. Any steps i need to take before i replace the module?Any advice is appreciated.

Need to stack 2960S-48TS-L with 2960X-48TS-L( version 15.0.2a.EX5).What will be the right software required on 2960S-48TS-L? Current software is 12.2(55) and cannot stack.

Hello AllMy friend have a 3 ASR1001 Route: R1,R2 & R3on Router R1 and R3 we can see this resultRouter#sh licenseLicense Store: Primary License StorageStoreIndex:  0  Feature: firewall                          Version: 1.0        License Type: Permane...

Hi all, This might sound very abstract as I am still exploring on how it works + i am extremely new to using a firewall.I have solaris box that support IPMP (IP multipath) which 2 NICs can be set as active, active and it support load-sharing.The 2 in...

Hello all,I have a question just a little confused about something, i haven't worked on the network yet (just started my new job on monday). The network I will be troubleshooting once i get the call sometime today has 3 GGM routers each connected to ...

Hi,I wounder if there is any solution about high CPU, drops and packet loss on Cisco Catalyst 2960s yet.We are using  4 four 2960s in a stack environment and have some problem. The CPU is high and we have port-asic drop and packet loss. When I search...

I have a ASA5512-x that I have setup, it's working well but I just need to nat outbound from an internal server so that the external IP address that it is seem to come from is firrerent to the default external IP address of the firewall. I'm using Ob...

·  Platform type: Cisco Catalyst 6513 Switch·  Release Version/Firmware/IOS: “s72033-ipservicesk9_wan-mz.122-33.SXH.bin" · Problem Statement: System diagnostic reports on module number 12 show that the online tests for the system variable number “36,...