rais

Member Since: Nov 29, 2001

English
rais commented on Why mpls traceroute cannot resolve the destination hostname? in MPLS 3 weeks ago

MPLS Traceroute still outputs IP addresses through the path. It's up to the utility to employ DNS...

rais commented on Establishing a layer 2 trunk link AND layer 3 link between 2 switches - Potential issues? in LAN, Switching and Routing 1 month ago

I don't see any issues. The way you are currently securing the security VLAN from unauthorized...

rais commented on Establishing a layer 2 trunk link AND layer 3 link between 2 switches - Potential issues? in LAN, Switching and Routing 1 month ago

You can use L2 links with optional SVIs. The existing core switch should connected to both of the...

rais commented on BGP update-source is configured on only one router but still neighbourship is okay in WAN, Routing and Switching 1 month ago

It's not an issue. The only problem I see here is that R1 initiated bgp connection will not be...

rais commented on BGP update-source is configured on only one router but still neighbourship is okay in WAN, Routing and Switching 1 month ago

Interesting. I thought R2 owned 1.1.1.1/32 as well. Even if R1 receives this route,  local route...

rais commented on BGP update-source is configured on only one router but still neighbourship is okay in WAN, Routing and Switching 1 month ago

Is R2 advertising both 1.1.1.1 and 2.2.2.2 with /32 masks? R2 configuration should have a static/...

rais commented on MPLS Network and Ethernet Jumbo Frame Questions in WAN, Routing and Switching 1 month ago

If Ethernet in the network is GE or above then it can support MTU size of 9000 bytes. Fragmentation...

rais commented on Configuring 2 VLAN with different Gateways in LAN, Switching and Routing 2 months ago

You have to Network Address Translate (NAT) the PLC address [not gateway address]. This NAT will be...

rais commented on OSPF Designing Help in WAN, Routing and Switching 2 months ago

You topology is a full mesh, yet there are several OSPF areas defined. Since you have full mesh,...

rais commented on Configuring 2 VLAN with different Gateways in LAN, Switching and Routing 2 months ago

To give PLC access to the internet while keeping its 192.168.0 address, you need to NAT it's 192....

rais commented on Negative side effects of higher MTU on WAN? in WAN, Routing and Switching 2 months ago

Looks like your ISP-side is adding some overhead to your packets for transport. You can leave LAN...

rais commented on Same AS but different public per each country in WAN, Routing and Switching 1 year ago

It's perfectly fine to use the same AS in multiple countries/continents.AS is assigned to an...

rais commented on Nexus OSPF cost calculation issue in LAN, Switching and Routing 1 year ago

I understand it's not working automatically as it should. As a band-aid or workaround you may try...

rais commented on Send broadcast between vlans in LAN, Switching and Routing 1 year ago

Are you trying to send a broadcast message for the users to view on their screens or is it a packet...

rais commented on Nexus OSPF cost calculation issue in LAN, Switching and Routing 1 year ago

Try configuring bandwidth using bandwidth command under interface. HTH.

rais commented on How to connect two routers over multiple mobile operators in WAN, Routing and Switching 1 year ago

Good to know that GRE header is not required for VTIs. Apparently, OSPF is carried over IPSec...

rais commented on How to connect two routers over multiple mobile operators in WAN, Routing and Switching 1 year ago

DMVPN is an option where you can use:tunnel source <interface-name>for your GRE tunnel.HTH.

rais commented on why in ospf , lsa refresh time is set as 30 minutes in WAN, Routing and Switching 1 year ago

Thanks Peter. Best Regards,Rais.

rais commented on why in ospf , lsa refresh time is set as 30 minutes in WAN, Routing and Switching 1 year ago

RFC 2328 sets the LSRefreshTime under 'Architectural Constants' to 30 minutes.However, this span...

rais commented on BGP Path selection in WAN, Routing and Switching 1 year ago

That's correct. Once the advertisement is on both links it will follow the normal BGP path...

rais commented on BGP Path selection in WAN, Routing and Switching 1 year ago

Once the eBGP connection has been brought up, the default behavior is to send all BGP routes out....

rais commented on IS-IS route leaking question in WAN, Routing and Switching 1 year ago

That's default for Cisco routers. L1/L2 will have complete knowledge of the network already. No...

rais commented on IS-IS route leaking question in WAN, Routing and Switching 1 year ago

By default, L2 routes are not distributed into L1. Instead, closest L1/L2 can receive all L1...

rais commented on Bandwidth Aggregation for outbound connections in WAN, Routing and Switching 1 year ago

For voice, flow-based is better. Thanks.

rais commented on Bandwidth Aggregation for outbound connections in WAN, Routing and Switching 1 year ago

You can create two default static routes with the same AD/metric. Router will load-balance across...

rais commented on Infuencing BGP routes learned via EIGRP in WAN, Routing and Switching 1 year ago

I don't understand your condition for not using prefix-lists. That seems to be the most appropriate...

rais commented on Infuencing BGP routes learned via EIGRP in WAN, Routing and Switching 1 year ago

What are you trying to achieve? Just a flexibility to apply policies based upon communities?Is your...

rais commented on Help with understanding download speeds using large and small files in LAN, Switching and Routing 1 year ago

FTPing a large file will give enough time for the TCP window size to get utilized to its peak. ...

rais commented on BGP same AS # but in multiple sites in WAN, Routing and Switching 1 year ago

Yes, the service provider has to use as-override [or similar knob] to send routes learned from one...

rais commented on iBGP Routing Issues in WAN, Routing and Switching 1 year ago

Apparently, your PE1 is not learning the 10.16/16 from eBGP peer.Thanks.

rais commented on configure dns failover in Getting Started with LANs 1 year ago

If netsol is hosting your website, DNS failover is not your responsibility. They will take care of...

rais commented on I need to see what VLAN-ids are present on a trunk interface. What debugs would help me achieve this? in LAN, Switching and Routing 2 years ago

 You may be able to do 'show mac-address-table' and see what VLANs appear under the VLAN column for...

rais commented on What is MTU size? why we define in Tunnel or Routing interface? Why not in Switching port? in Small Business Support Community 2 years ago

We define the Maximum Transmission Unit [MTU] on Tunnel/Routing interface so that packets greater...

rais commented on configuring WAN connections using PPP in WAN, Routing and Switching 2 years ago

Under serial interface you can use 'encapsulation ppp' command. HTH.

rais commented on Advantages of using full mesh im core/distribution layer when not using VSS? in LAN, Switching and Routing 2 years ago

I think it means for accessing a resource we go directly to the resource with redundant links...

rais commented on MPLS Traffic engineering - RSVP Calculation in WAN, Routing and Switching 2 years ago

Not sure about the first question. However, RSVP will create LSP over any path that has desired...

rais commented on how LSP is established MPLS VPN in MPLS 2 years ago

For MPLS VPN network, usually all PEs know how to get to other PE routers via LSP tunnels. These...

rais commented on Confusion in SOO in WAN, Routing and Switching 2 years ago

ASN is used to avoid loops in BGP peerings. However, there are situations in which the ASN is not...

rais commented on Request and response in RIP in LAN, Switching and Routing 2 years ago

In this case, 1.1.1.0 will be the entry in IP address (4) field above.HTH.

rais commented on frame-relay in real ISP network (Devices) in WAN, Routing and Switching 2 years ago

Any MPLS capable routers that support L2 VPNs/VPLS and frame-relay encapsulations.HTH.

rais commented on tunnel source dynamic command in WAN, Routing and Switching 2 years ago

Can you add 'tunnel mode gre multi' Thanks.

rais commented on tunnel source dynamic command in WAN, Routing and Switching 2 years ago

For a tunnel you are supposed to supply the two terminating end points. Using dynamic will not...

rais commented on VPLS Question in WAN, Routing and Switching 2 years ago

Absolutely. Thanks.

rais commented on VPLS Question in WAN, Routing and Switching 2 years ago

P routers simply swap labels and need not be aware of vpls or other services.Hth.

rais commented on Urgent:where to configure ip tcp adjust-mss 1452 in main FastEthernet interface or in subinterfaces? in WAN, Routing and Switching 2 years ago

Hi,I have a few question regarding ip tcp adjust-mss comand:1. Does this command...

rais commented on Querry on FLEX Links. in LAN, Switching and Routing 2 years ago

FLEX links are designed to avoid STP. If STP is enabled, there is no need for FLEX. When using FLEX...

rais commented on MPLS & Vlans - Basic question in MPLS 2 years ago

Ethernet tags are stripped on a non-MPLS IP network. The same should hold true for MPLS based...

rais commented on ISP connectivity and vlan routing in WAN, Routing and Switching 2 years ago

You need to NAT the LAN/10.10.10.0 traffic. I don't think your switch is capable of NATing. HTH.

rais commented on Layer 2 VPn connectivity issue in WAN, Routing and Switching 2 years ago

Have you tried tagging the VLAN 200 across the ISP link? If that didn't work you may have to work...

rais commented on Switch port settings to a Dell teamed Nic? in LAN, Switching and Routing 2 years ago

NIC teaming is usually for connecting a host to multiple switches. In addition, it requires two...

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