0 1. VSphere Network 1.1 Virtual Network MTU (Maximum Transmission Unit 根据lEE802.3规范,有效的以太网帧大小为64到1518字节,有效载荷从46到1500字节。 目前已经基于标准开发了不同的E标准,支持扩展以太网帧 口 VLAN tagging(80210 This is with an additional four bytes in the Ethernet header o Provider Bridge(PB)802.lad This is with an additional eight bytes to the original frame to support service and customer tagging These have an MTU of 2, 500 bytes o Multiprotocol Label Switching(MPLS) This increases the maximum Ethernet frame size to 1, 518 bytes +(n* 4 bytes), where n is the number of stacked labels ∨XLAN o Jumbo frames These are Ethernet frames with more than 1, 500 bytes of payload, typically around 9,000 bytes. They are mostly used for IP-based storage traffic 可南中医药大学/阮晓龙/13938213680/htp// cloud xg. hactcm. edu.cn/htp/ww5 ucweb.cn河南中医药大学 / 阮晓龙 / 13938213680 / http://cloud.xg.hactcm.edu.cn / http://www.51xueweb.cn 1.vSphere Network  MTU（Maximum Transmission Unit） ◼ 根据IEEE802.3规范，有效的以太网帧大小为64到1518字节，有效载荷从46到1500字节。 ◼ 目前已经基于标准开发了不同的IEEE标准，支持扩展以太网帧。  VLAN tagging (802.1Q) ▪ This is with an additional four bytes in the Ethernet header.  Provider Bridge (PB) 802.1ad: ▪ This is with an additional eight bytes to the original frame to support service and customer tagging.  FCoE frames: ▪ These have an MTU of 2,500 bytes.  Multiprotocol Label Switching (MPLS): ▪ This increases the maximum Ethernet frame size to 1,518 bytes + (n * 4 bytes), where n is the number of stacked labels.  VXLAN: ▪ This adds another 50 bytes.  Jumbo frames: ▪ These are Ethernet frames with more than 1,500 bytes of payload, typically around 9,000 bytes. They are mostly used for IP-based storage traffic. 10 1.1 Virtual Network