Online Access Free 1z0-400 Exam Questions

What two bits of information may a SIP message contain?

• A.Indication of transport method
• B.A start-line which contains the type of message, a URI, and the SIP version.
• C.RAS signaling address
• D.A fragmentation field that is used when SIP messages are forked and grow too large to fit in a standard IP packet.
• E.An options field, which is used to carry any routing records used to route a call through multiple proxies.

Your Net-Net 4500 is configured as the source and destination for all signaling messages and media streams coming into and leaving the provider's network.
Which two SIP functions does it provide?

• A.Media gateway
• B.Firewall
• C.An IP edge router
• D.Edge proxy
• E.Back to Back User Agent

To view an existing multiple-instance element's configuration you can go to the correct branch of the configuration tree and___________.

• A.Select the element and then issue the show command.
• B.Type show <element name>.
• C.Typeis -a.
• D.Type show ?and select from the displayed list.
• E.Enter the name of the element and then issue the show command.

Which two statements about realms are TRUE?

• A.All endpoints within a realm must reside within the same subnet as the Net-Net 4500.
• B.Although you can use both TCP and UDP concurrently as the transport protocol, you can only have one SIP-interface per realm.
• C.You must have a minimum of three realms in any configuration, one of which must be designated as the home realm.
• D.You can associate multiple network interfaces with a single realm.
• E.You can associate multiple realms with a single network interface.

Which two parameters MUST be specified when configuring a local policy for SIP peering?

• A.Home realm
• B.Ingress-policy element and egress-policy element
• C.Source-realm(s)
• D.Sip-interface
• E.Next-hop