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DNS,DHCP issue on Vlans

 
yakup akpınar
Occasional Advisor

DNS,DHCP issue on Vlans

Hello ,

I have  small issue at Vlan subject.

I created  my vlans and identify acl to vlans for permit deny accessing between vlans. As you see peresent 
ı deny access vlan 3 to 1 w,ith acl so and dhcp too not working vlan3

Present;
vlan1 dns,dhcp server
vlan2 users
vlan3 guest-wifi

Which type acl rule can I identfy for only comminicate  dhcp and dns access at vlan 1 ?

Thank you for help.s

 

2 REPLIES 2
network_king
HPE Pro

Re: DNS,DHCP issue on Vlans

Hello,

Please use extended acl as you are specific to dhcp servcies.  Post with product model number you are trying to configure. So, that we can share you a config guide.

I am an HPE Employee

Accept or Kudo

yakup akpınar
Occasional Advisor

Re: DNS,DHCP issue on Vlans

Thank you for your reply.

My device HP A5120 . 

Actualy I have some acl's for deny vlan comminication . Can I delete these and create extended acl from beginning or Can I create only for permit rule for dns , dhcp request. These my acl rules.

dns,dhcp server on 192.168.1.220 


acl number 3012
rule 0 deny ip source 192.168.1.0 0.0.0.255 destination 10.35.110.0 0.0.0.255
rule 5 deny ip source 192.168.1.0 0.0.0.255 destination 172.16.10.0 0.0.0.255
acl number 3013
rule 0 deny ip source 192.168.2.0 0.0.0.255 destination 10.35.110.0 0.0.0.255
rule 5 deny ip source 192.168.2.0 0.0.0.255 destination 172.16.10.0 0.0.0.255
acl number 3014
rule 0 deny ip source 10.35.110.0 0.0.0.255 destination 172.16.10.0 0.0.0.255
rule 5 deny ip source 10.35.110.0 0.0.0.255 destination 192.168.2.0 0.0.0.255
acl number 3015
rule 0 deny ip source 172.16.10.0 0.0.0.255 destination 192.168.1.0 0.0.0.255
rule 5 deny ip source 172.16.10.0 0.0.0.255 destination 192.168.2.0 0.0.0.255
rule 10 deny ip source 172.16.10.0 0.0.0.255 destination 10.35.110.0 0.0.0.255

 

Thank you for support