[cisco-voip] A little Fun

[Jozef Janitor]

Thank you.

As far as I know the **#** combination doesn't restart the 7940 with SIP
firmware.
You have to press the " * + 6 + Settings " combination at the same time to
restart it.

Anyway, thanks :)

All the best,
   Jozef Janitor


> -----Original Message-----
> From: Jonathan Charles [mailto:jonvoip at gmail.com]
> Sent: Sunday, October 07, 2007 6:28 PM
> To: Jozef Janitor
> Cc: Cisco Voice
> Subject: Re: [cisco-voip] A little Fun
> 
> On 10/5/07, Jonathan Charles <jonvoip at gmail.com> wrote:
> > Here's a few....
> >
> >
> > What IP Protocol number is UDP?
> >
> 
> 17
> 
> > What command turns RIP into a quasi-link state protocol?
> >
> 
> On the interface:
> 
> ip rip triggered
> 
> > What command turns a layer-2 switched interface into a layer-3
> > routable interface?
> >
> 
> no switchport
> 
> > What is the advantage of a separate voice vlan?
> >
> 
> To establish separate QoS for voice traffic and prevent data traffic
> from using those queues, to segment traffic
> 
> > What is the purpose of the command 'ebgp multihop'?
> >
> 
> If the IP on a BGP neighbor is more than one hop away, you need this
> command.
> 
> > How do you prevent MGCP from using a loopback as its source
> interface?
> >
> 
> no mgcp bind loopback 0
> 
> > Identify a version of IOS that is compatible with CME.
> >
> 
> 12.4.4XC, 12.4.11XJ, 12.4.15T
> 
> > What is the minimum bandwidth for intracluster communication between
> > CallManagers?
> >
> 
> 900k
> 
> > The command 'passive interface fa0/0' does not prevent routing
> updates
> > from being received for which routing protocol(s)?
> >
> 
> RIP
> 
> > What could be the side effects of lowering the ARP timeout to 3
> > minutes? What is the default?
> >
> 
> The default is 4 hours. Lowering this causes intermittant network
> failures as devices re-ARP for destinations and the first packets
> fail.
> 
> > What are the potential problems while doing mutual redistribution of
> > two routing protocols? How do you mitigate this problem?
> >
> 
> Routing loops from hell, use distribute lists to prevent your
> advertised routes from being sent back at you.
> 
> > What configuration register setting on a Cisco router will bypass the
> > startup configuration file on bootup?
> >
> 
> 0x2142
> 
> > What is the recommended DSCP for VoIP traffic? [make sure they
> mention
> > CS3 or AF31 for control]
> >
> 
> EF for payload, CS and AF31 for control
> 
> > What tool can be used to correct CallManager 4.X database replication
> > problems? Do you have this file?
> >
> 
> DBLHelper
> 
> > What version of CallManager supports IPCC 4.5?
> >
> 
> 5.x and 6.x
> 
> > What is the recommended Antivirus application for CallManager 5.X?
> >
> 
> Macafee v8... etc.
> 
> > What keypad entry resets a Cisco 7940 IP Phone?
> >
> 
> **#**
> 
> > How would you find out the IP address assigned to an ATA 186?
> [looking
> > for the #80 thing]
> >
> 
> hook up an analog phone, press button on ATA, when the British chick
> says, "Configuration Menu" type # 8 0, the system will tell you the IP
> Address.
> 
> > What is MDIX?
> >
> 
> It is a switch feature that autosenses the cable (straight thru or
> crossover) and changes the pinouts of the port to match.
> 
> > What happens if you fail to enter the 'login' command under 'line vty
> > 0 4' on a router?
> >
> 
> You do not get prompted for a login when you telnet to the
> router/switch.
> 
> > What debug would you use to see inbound and outbound call info on a
> PRI?
> >
> 
> debug isdn q931
> 
> > Why would you choose CatIOS over IOS for a Cisco 6500 series switch?
> > [looking for auto qos and support for the 6608]
> >
> 
> Auto QoS and the 6608 blade are not supported in IOS
> 
> > Which protocol, MGCP or H.323 would you choose for a gateway, and
> why?
> > [see if they know about limits of each, benefits of each]
> >
> 
> MGCP provides for advanced PRI features, H.323 is more reliable for
> low bandwidth links and provides for call survivability.
> 
> > You have an IP phone that says, 'configuring IP' but will not
> register, why?
> >
> 
> Can't get an IP address... check DHCP server, vlan, etc.
> 
> > You have an IP phone that says, 'error DBConfig' and will not
> register, why?
> >
> 
> Phone not configured on CCM and auto-registration is disabled.
> 
> > You have an IP phone that says, 'temp Fail', what does this mean?
> >
> 
> Wrong Codec.
> 
> >
> > Work on those...
> >
> >
> > Jonathan
> >
> >
> >
> >
> >
> > On 10/5/07, Kevin Dunn <cheesevoice at gmail.com> wrote:
> > > Thought you guys might want to take a break and help me out on a
> "related"
> > > issue...
> > >
> > > We are interviewing new Network Engineer Applicants next week.
> > >
> > > While I was writing up my list of questions (the boss needs 10) I
> thought I
> > > would throw this out to you guys.
> > > If you could write an interview question for your next Network
> Engineer
> > > (let's say Professional Level certification in Networking, Security
> or
> > > Voice)
> > > what would you ask them?  (try to keep it technical, nothing about
> Packer's
> > > tickets or Beer...lol)
> > >
> > >
> > > _______________________________________________
> > > cisco-voip mailing list
> > > cisco-voip at puck.nether.net
> > > https://puck.nether.net/mailman/listinfo/cisco-voip
> > >
> >