About OliverDarvall

OliverDarvall · 08-25-2014

Guys, I have a reasonably simple setup in which our two Offices are connected via an MPLS network. Then from Office 2 we have lots of VPN (Easy VPN) connections to remote sites. Now Office 1 can not connect (ping or otherwise) to any of the Remote Si...

OliverDarvall · 06-17-2014

Where is the correct place to specify the MTU value for an ADSL connection ? Should it be on the Dialer interface as MTU 1492 ?Should it be on the Dialer interface as IP MTU 1492 ?Should it be on the ATM sub interface as MTU1492 ?Should it be on the ...

OliverDarvall · 06-17-2014

We have a few hundred 857/877 routers in the field. Our fixed line operator here in SA is slowly converting/upgrading their DSLAMS and suddenly we are experiencing problems connecting with ADSL with those routers. Basically the line syncs, but the PP...

OliverDarvall · 06-04-2014

Guys, We have a core switch with two fibre lines connecting us through two different ISP's to the internet. These ISP's have provided us with a range of public ip's each. We have a few routers on some of these ip's and they are working fine and we c...

OliverDarvall · 03-04-2014

Guys,When I do a traceroute from PC2 to PC1 it does not resolve successfully and follows the following steps: PC2 2851/2 2851/1 * * * * * * * * *When I do a traceroute from 2851/2 to PC1 it does resolve successfully and follow...

OliverDarvall · 09-02-2014

Bump ....

OliverDarvall · 08-26-2014

Thanks Richard & Paul. Your questions guided me to solve the problem. Our Office 1 sites were advertised as the default route only. I changed the EIGRP to advertise the individual routes which then properly propagated through all the way to our VPN r...

OliverDarvall · 06-17-2014

I eventually managed to resolve the issue with one of the servers (it turns out that server2's network card was bust, transmits but does not receive). I added a local policy to set the default gateways on the core. Then I added a route-map on the int...

OliverDarvall · 06-05-2014

I have changed both routers to now point their gateways to the SVI VLAN of the core switch. It has actually improved the situation somewhat. When I now do a test from an external PC and do a "telnet server_ip 80" then connection actually seems to con...

OliverDarvall · 06-04-2014

No, I am using the ISP gateway addresses (I can ping them from the server).

Member Since	‎02-20-2012 10:54 PM
Date Last Visited	‎08-18-2017 04:00 AM
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Routing from interface to VLAN

Where to specify MTU (ATM or Dialer) ?

857/877 DSLAM Incompatibility

Can not access server's on public ip's

Weird routing/traceroute problem

Bump ....

Thanks Richard & Paul. Your

I eventually managed to

I have changed both routers

No, I am using the ISP