About DouglasBlack71617

DouglasBlack71617 · 02-22-2021

After some advice here... I'm trying to route a wireless controller on the the routers L3 port GI0/0/0 to talk to VLAN1 on a newly installed NIM. Current setup is the L3 port on the router (gi0/0/0) hooked up to a switch & poe injectors, on which the...

DouglasBlack71617 · 02-03-2021

Im replacing my existing 1921 with a 4321, however the 4321 uses ZBF and can't use my old inspect config. I've confirmed all comms work on my test config, all clients can reach external all as expected, however when adding the ZBF, it appears to be d...

DouglasBlack71617 · 06-12-2020

I'm struggling to block echo/ping requests on my public facing port, after some advice, have tried applying an ACL to the .101, and the physical interface, but appears to break everything, below is my working config, my connection is presented over V...

DouglasBlack71617 · 05-18-2020

I've been trying to replace my ISP router with a 1941 ISR and don't wan't to use the ISP router as a bridge.I've successfully set up the interface and trunk and able to ping the public side from my router directly, however while all private clients a...

DouglasBlack71617 · 02-22-2021

I was on that chain of thought, but still no dice... just whiped out my old 1921 to test it out without everything else. Same principle on-board L3 GI0/0, 8 port HWIC on VLAN 1 DHCP pool set up, HWIC ports in VLAN 1 and DHCP assigns address' fine. Ab...

DouglasBlack71617 · 02-05-2021

That is exactly what I had missed, and literally just fixed and applied about 5 seconds before your reply! In my book, if I hadn't just sussed it out, you would have been spot on, so many many thanks!

DouglasBlack71617 · 02-05-2021

Thanks, I've just made the suggested changes (and a reload to be sure a clean boot), unfortunately I'm still getting the same result it seems. When using the 1921 using IP inspect on tcp, udp & icmp - when I use shieldsup https://www.grc.com/x/ne.dll...

DouglasBlack71617 · 02-04-2021

Thanks, So I added in ip access-list standard internal>external permit 10.1.0.0 0.0.0.255 permit 10.2.0.0 0.0.0.255 and dropped the external>internal entries as you suggested, which has solved the drops from clients. however it still doesn't appear t...

DouglasBlack71617 · 06-12-2020

Sometimes fresh eyes is what it takes... 臘

Member Since	‎05-18-2020 11:03 AM
Date Last Visited	‎11-04-2021 02:07 PM
Posts	11
Total Helpful Votes Received	5

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User Activity

Trunking through L3 port to VLAN1 NIM Switchports on Cisco 4321 ISR

ZBF dropping outbound traffic

Blocking Ping/echo requests on public interface.

Unable to ping outside from Client machines (Router can ping fine)

Re: Trunking through L3 port to VLAN1 NIM Switchports on Cisco 4321 ISR

Re: ZBF dropping outbound traffic

Re: ZBF dropping outbound traffic

Re: ZBF dropping outbound traffic

Re: Blocking Ping/echo requests on public interface.