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Explain the role of Data Link layer protocols in data transmission. Describe how the Data Link layer prepares data for transmission on network media. Describe the different types of media access control methods. Identify several common logical network topologies and describe how the logical topology determines the media access control method ...

21 trang | Chia sẻ: nguyenlam99 | Ngày: 09/01/2019 | Lượt xem: 777 | Lượt tải: 0

WLAN security practices/methods include MAC address filtering SSID making Implementing WPA2 Configuration of wireless NIC and access point Configure both of them the same way SSID Ensure that the latest firmware is installed Troubleshooting WLANs include doing the following: Check channel setting Check for interference

21 trang | Chia sẻ: nguyenlam99 | Ngày: 09/01/2019 | Lượt xem: 742 | Lượt tải: 0

In RBF network, responses of neurons are “locally tuned” or “selective” for some part of the input space. The parameters of MLP networks are nonlinear while those of RBF networks are linear. RBF networks guarantees convergence to globally optimum parameters (without local minima). RBF networks learn faster than MLP networks.

75 trang | Chia sẻ: nguyenlam99 | Ngày: 09/01/2019 | Lượt xem: 760 | Lượt tải: 0

Các nguyên lý: định địa chỉ, định tuyến tới người dùng di động  home, visited networks  direct, indirect routing  care-of-addresses  Nghiên cứu  mobile IP  mobility in GSM  Tác động lên các giao thức tầng cao hơn

69 trang | Chia sẻ: nguyenlam99 | Ngày: 09/01/2019 | Lượt xem: 886 | Lượt tải: 0

Securing teleworker services VPN security achieved through using Advanced encryption techniques Tunneling Characteristics of a secure VPN Data confidentiality Data integrity authentication

21 trang | Chia sẻ: nguyenlam99 | Ngày: 09/01/2019 | Lượt xem: 723 | Lượt tải: 0

Router on a stick this is an inter-VLAN routing topology that uses router sub interfaces connected to a layer 2 switch. Each Subinterface must be configured with: An IP address Associated VLAN number Configuration of inter VLAN routing Configure switch ports connected to router with correct VLAN Configure each router subinterface with ...

12 trang | Chia sẻ: nguyenlam99 | Ngày: 09/01/2019 | Lượt xem: 902 | Lượt tải: 1

Tìm hiểu đầy đủ chồng giao thức từ trên xuống dưới (ngoại trừ PHY)  Hiểu về các nguyên tắt mạng và hiện thực  . Có thể dừng tại đây . Nhưng có một số chủ đề thú vị!  wireless  multimedia  security  network management

97 trang | Chia sẻ: nguyenlam99 | Ngày: 09/01/2019 | Lượt xem: 774 | Lượt tải: 0

STP lengthy convergence time (50 seconds) facilitated the development of: RSTP convergence time is slightly over 6 seconds Rapid PVST+ adds VLAN support to RSTP is the preferred spanning-tree protocol on a Cisco switch netowrk

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Describe the role of a gateway and the use of a simple route table in directing packets toward their ultimate destinations Trace the steps of several IP packets as they are routed through several gateways from devices on one sub network to devices on other sub networks

27 trang | Chia sẻ: nguyenlam99 | Ngày: 09/01/2019 | Lượt xem: 728 | Lượt tải: 0

Implementing ACLs 1st create the ACL 2nd place the ACL on an interface Standard ACL are placed nearest the destination Extended ACL are placed nearest the source Use the following commands for verifying & troubleshooting an ACL Show access-list Show interfaces Show run

33 trang | Chia sẻ: nguyenlam99 | Ngày: 09/01/2019 | Lượt xem: 724 | Lượt tải: 0