Key Terms
This chapter uses the following key terms. You can find the definitions in the Glossary.
PPP over Ethernet (PPPoE)
Internet Protocol Security (IPsec)
Border Gateway Protocol (BGP)
radio frequency (RF)
hybrid fiber-coaxial (HFC)
Data over Cable Service Interface Specification (DOCSIS)
antenna site
transportation network
distribution network
central office (CO)
amplifier
subscriber drop
node
downstream
upstream
asymmetric DSL (ADSL)
symmetric DSL (SDSL)
DSL transceiver
DSL micro filter
Cellular/mobile
dialer interface
maximum transmission unit (MTU)
maximum segment size (MSS)
VPN gateway
telecommuters
VPN client software
Cisco AnyConnect Secure Mobility Client
Dynamic Multipoint VPN (DMVPN)
Next Hop Resolution Protocol (NHRP)
Next Hop Server (NHS)
Next Hop Clients (NHCs)
spoke-to-spoke
Multipoint Generic Routing Encapsulation (mGRE)
Passenger protocol
Carrier protocol
Transport protocol
Secure Sockets Layer (SSL)
AS number (ASN)
path vector routing protocol
external BGP (eBGP)
internal BGP (iBGP)
multihomed
single-homed
BGP peers
Network Address Translation (NAT)