鈥?/div>
World鈥檚 first multi-gigabit security processor
鈥?2.4 Gbps wirespeed IPsec acceleration (3DES-CBC,
HMAC-SHA-1)
鈥?AH and ESP support (DES, 3DES, HMAC-SHA-1,
HMAC- MD5)
Highest performance security processor
鈥?/div>
security in high-bandwidth applications enables
鈥?Enterprise routers
鈥?Layer 3+ switches
鈥?VPN appliances
鈥?/div>
Sustainable 2.4 Gbps wirespeed on small packets
鈥?/div>
Flow-through architecture
鈥?Order preservation logic on a per-direction basis
鈥?/div>
No performance degradation for small packets
鈥?Ensures highest performance in realistic conditions
鈥?3DES-CBC, new SA per packet
鈥?/div>
POS-PHY Level 3 interface
鈥?4.2 Gbps available bandwidth
鈥?/div>
Fast path processing makes security ubiquitous
鈥?Minimizes packet handling by processor
鈥?Security processing occurs in-line
鈥?/div>
On-chip security association storage and look-up
鈥?CAM accelerated look-up supports 2048 SAs
鈥?/div>
Flexible packet processing options
鈥?Can support unlimited SAs via in-band keying
鈥?SAs can be looked-up on chip
IPsec-aware
鈥?/div>
processing architecture optimizes security
鈥?Flexible packet processing options
鈥?Packet header processing
鈥?On-chip SA storage and look-up
鈥?/div>
On-chip packet header processing
鈥?Automatically handles mutable fields
鈥?Direct parsing of IPv4 headers
鈥?IPv4 header checksum calculation
鈥?/div>
Scalability offers OC48 IPsec performance
鈥?/div>
Complete high-performance VPN solution
鈥?BCM5840 for high-speed IPsec functionality
鈥?BCM5820 for fast IKE (public key) functionality
鈥?/div>
Low-power 0.18u, 1.8V operation
鈥?/div>
208 MQFP package
VPN Gigabit Tunnel Server Application
Memory
Clear Traffic
Secure Traffic
BCM5402
Gigabit
Transceiver
Network
Processor
Glue
BCM5840
Gigabit IPsec
Memory
P
C
I
Control
Processor
BCM5820
IKE
BCM5840相關(guān)型號(hào)PDF文件下載
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