OCx/STMx POS IOAs

Table 20: OCx/STMx POS IOA

Protocol or Application	ES2–S1 OC48 STM16 POS IOA	ES2–S1 OC12–2 STM4 POS IOA
Accepts traffic destined for GRE tunnels	Yes	Yes
or DVMRP (IP-in-IP) tunnels
APS/MSP	No	No
ATM	No	No
BERT	No	No
BGP	Yes	Yes
BGP/MPLS VPNs	Yes	Yes
Bridged Ethernet	No	No
Bridged IP	No	No
CBF	No	No
Cisco HDLC	Yes	Yes
DHCP external server	No	No
DHCP local server	No	No
DVMRP and GRE support—access side	Yes	Yes
DVMRP and GRE support—server side	Yes	Yes (over shared tunnel server ports)
Dynamic interfaces	No	No
F4 OAM and F5 OAM (ATM	No	No
administration)
FDL (facilities data link)	No	No
Firewall	No	No
Frame Relay	No	No
IEEE 802.3ad link aggregation	No	No
IP	Yes	Yes
IP multicast	Yes	Yes
IP reassembly for tunneled packets	Yes	Yes
IPSec	No	No
IPv6	Yes	Yes

56■ OCx/STMx POS IOAs