About ybhanscs

ybhanscs · 12-14-2016

I have a trouble when configuring DHCP Relay on Cisco ASR 9000. I've followed the configuration guide on www.cisco.com/c/en/us/td/docs/routers/crs/software/crs_r4-2/addr_serv/configuration/guide/b_ipaddr_cg42crs/b_ipaddr_cg42crs_chapter_0100.html . I...

ybhanscs · 11-16-2016

My switch is Cisco Catalyst 2950-24. I can't find "ip dhcp snooping" feature when consoling it. Can you help me? I think my IOS version (12.2) was outdated, but when I try it on Packet Tracer, the same switch has that feature even it was running IOS ...

ybhanscs · 12-19-2016

Three days ago it can, but now it can't. I don't know why, but it's maybr a hardware problem. So, if the server can ping its gateway, what is probably wrong?

ybhanscs · 12-18-2016

I changed my vrf name to dhcp1, and still not working. Here are my configuration: int gi0/0/0/1 no ipv4 addr vrf dhcp1 ipv4 addr 22.22.22.2/24 int gi0/0/0/11 no ipv4 addr vrf dhcp1 ipv4 addr 33.33.33.1/24 ipv4 helper-address vrf dhcp1 22.22.22.1 ...

ybhanscs · 12-15-2016

It's not global but default in here. can you tell me how to add interface to vrf? btw, address in "helper-address [vrf vrf- name ] address " refers to DHCP server address ?

ybhanscs · 12-14-2016

vrf is a little bit confusing me. can I just apply helper address on the interface? just like usual cisco config? btw, I have tried it before, but it seems the router couldn't save my commit.

ybhanscs · 11-17-2016

thank you for the explanation.

Member Since	‎11-16-2016 02:26 AM
Date Last Visited	‎08-18-2017 03:56 AM
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DHCP Relay Configuration on Cisco ASR 9000

"ip dhcp snooping" feature didn't exist

Three days ago it can, but

I changed my vrf name to

It's not global but default

vrf is a little bit confusing

thank you for the explanation